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A043929 Numbers k such that 4 and 5 occur juxtaposed in the base-7 representation of k but not of k+1. 0
33, 39, 82, 88, 131, 137, 180, 186, 229, 237, 279, 284, 327, 333, 376, 382, 425, 431, 474, 480, 523, 529, 572, 580, 622, 627, 670, 676, 719, 725, 768, 774, 817, 823, 866, 872, 915, 923, 965, 970, 1013, 1019, 1062, 1068, 1111 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..45.

CROSSREFS

Cf. A007093.

Sequence in context: A083883 A039326 A043149 * A180656 A034070 A168311

Adjacent sequences:  A043926 A043927 A043928 * A043930 A043931 A043932

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified December 6 13:05 EST 2021. Contains 349563 sequences. (Running on oeis4.)